Re: [PATCH v4 3/4] libatomic: Enable LSE128 128-bit atomics for armv9.4-a

2024-01-25 Thread Richard Sandiford
Victor Do Nascimento writes: > The armv9.4-a architectural revision adds three new atomic operations > associated with the LSE128 feature: > > * LDCLRP - Atomic AND NOT (bitclear) of a location with 128-bit > value held in a pair of registers, with original data loaded into > the same 2 regi

[PATCH v4 3/4] libatomic: Enable LSE128 128-bit atomics for armv9.4-a

2024-01-24 Thread Victor Do Nascimento
The armv9.4-a architectural revision adds three new atomic operations associated with the LSE128 feature: * LDCLRP - Atomic AND NOT (bitclear) of a location with 128-bit value held in a pair of registers, with original data loaded into the same 2 registers. * LDSETP - Atomic OR (bitset) of